CVE-2018-20467: Canonical Ubuntu Linux

Medium severity, CVSS 6.5. EPSS: 3.1% chance of exploitation in the next 30 days.

In coders/bmp.c in ImageMagick before 7.0.8-16, an input file can result in an infinite loop and hang, with high CPU and memory consumption. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted file.

Affected products

• Canonical Ubuntu Linux: version 16.04 only; version 18.04 only; version 18.10 only; version 19.04 only
• Debian Debian Linux: version 9.0 only
• ImageMagick ImageMagick: before 6.9.10-16 (fixed in 6.9.10-16); from 7.0.0-0, before 7.0.8-16 (fixed in 7.0.8-16)
• Opensuse Leap: version 15.0 only

Published 2018-12-26. Last modified 2026-06-17.